How to validate the file upload in javascript

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Featured on Meta. New post summary designs on greatest hits now, everywhere else eventually. Related Hot Network Questions. Question feed. This file object contains information about the file such as its name, size, date modified or created etc.

Are the better ways to do this? Or are my explanations confusing? How could I improve them. Let me know in the comments. Thanks for reading. Well file name can be changed is there any way to validate the file not on basis of extention just?

Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink. Danyson - Jan 9. Bhavik Sadhu - Jan 5. Ravi Sharma - Jan 9. I uploaded one txt file with out any error. I uploaded one Excel file with out any error.

I uploaded one Word file with out any error. I uploaded one Pdf file with out any error. I uploaded one valid file extension but beyond the size limits. The footer text style shows the date and time. View All. Satyaprakash Samantaray Updated date Dec 11, Introduction Many times, we are required to upload a file with strongly-typed View and also, apply validation on uploading file using data annotation validators.

Description The upload control in MVC checks the file extension as well as the limitation of file size. Code Ref. Create valid file or supported file extensions only for upload and end user requirement. Validation for the valid file extensions. Validation for the invalid file extensions. Next Recommended Reading.